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Diffstat (limited to 'src/emu/bus/abc1600/lux4105.h')
-rw-r--r-- | src/emu/bus/abc1600/lux4105.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/src/emu/bus/abc1600/lux4105.h b/src/emu/bus/abc1600/lux4105.h new file mode 100644 index 00000000000..61a945525f1 --- /dev/null +++ b/src/emu/bus/abc1600/lux4105.h @@ -0,0 +1,90 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + Luxor 4105 SASI hard disk controller emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +*********************************************************************/ + +#pragma once + +#ifndef __LUXOR_4105__ +#define __LUXOR_4105__ + + +#include "emu.h" +#include "abc1600.h" +#include "machine/scsicb.h" + + + +//************************************************************************** +// MACROS / CONSTANTS +//************************************************************************** + +#define LUXOR_4105_TAG "luxor_4105" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> luxor_4105_device + +class luxor_4105_device : public device_t, + public device_abc1600bus_card_interface +{ +public: + // construction/destruction + luxor_4105_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual machine_config_constructor device_mconfig_additions() const; + virtual ioport_constructor device_input_ports() const; + + // not really public + DECLARE_WRITE_LINE_MEMBER( sasi_bsy_w ); + DECLARE_WRITE_LINE_MEMBER( sasi_io_w ); + DECLARE_WRITE_LINE_MEMBER( sasi_req_w ); + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + // device_abc1600bus_interface overrides + virtual void abc1600bus_cs(UINT8 data); + virtual int abc1600bus_csb(); + virtual void abc1600bus_brst(); + virtual UINT8 abc1600bus_inp(); + virtual void abc1600bus_out(UINT8 data); + virtual UINT8 abc1600bus_stat(); + virtual void abc1600bus_c1(UINT8 data); + virtual void abc1600bus_c3(UINT8 data); + virtual void abc1600bus_c4(UINT8 data); + +private: + inline void update_trrq_int(); + + abc1600bus_slot_device *m_slot; + + required_device<scsicb_device> m_sasibus; + required_ioport m_1e; + required_ioport m_5e; + + int m_cs; + UINT8 m_data; + UINT8 m_dma; +}; + + +// device type definition +extern const device_type LUXOR_4105; + + + +#endif |